subject
Chemistry, 25.06.2019 08:00 Chloeangelxoxo

Mrs. deford wanted to know whether or not her students would do better on a quiz if she promised them candy. she went to the library and read several studies about the effect of giving food to lab animals. she found out that if animals were given food as a reward for doing something, they usually did better the more reward they were given. she figured that the more candy her students were promised, the better they would do on the quiz. she had all of her classes participate in the experiment; there were four groups in all. each group had the same number of boys and girls, they were all given the same quiz, they were all the same age, of the same ability, and they came from the same background. the first group was not promised any candy. the second group was promised 1 candy bar if they did well on the quiz. the third group was promised 2 candy bars and the fourth group was promised 3 candy bars, for doing well on the quiz. group #1 got an average of 70% on the quiz. group #2 got an average of 80%, group #3 got an average of 90%, and group #4 got an average of 95%. identify the following: a. independent variable: b. dependent variable: c. constants (at least 2): d. testable question: e. hypothesis: f. formal conclusion statement (refer back to the / the data :

ansver
Answers: 2

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 14:00, avision42
What is the molar mass of ca(cio4)2
Answers: 1
image
Chemistry, 22.06.2019 14:00, daniel1480
Which of the following is true about a carbonated soft drink? . the carbon dioxide is the solvent, and water is the solute.. the water is the solution, and carbon dioxide is the solvent.. the carbon dioxide is the solution, and the water is the solvent.. the water is the solvent, and the carbon dioxide is the solute.. .
Answers: 1
image
Chemistry, 23.06.2019 00:30, ejuarez2020
When a beta particle is emitted, the mass number of the nucleus a. decreases by one b. increases by one c. remains the same d. decreases by two
Answers: 2
image
Chemistry, 23.06.2019 01:30, Nathaliasmiles
If a particle has z = 25 and 23 electrons, what is its charge?
Answers: 2
You know the right answer?
Mrs. deford wanted to know whether or not her students would do better on a quiz if she promised the...

Questions in other subjects:

Konu
Mathematics, 11.07.2019 20:00